Justine graduated with a Bachelor of Law and Arts from the University of Wollongong and a Graduate Diploma in Legal Practice. Her major in Arts was Japanese and she has spent years living and studying in Japan, where she became fluent in the Japanese language. She is still fluent to this day.
Justine was admitted as a solicitor in 2004 and has practised exclusively in criminal and traffic law for over ten years. She originally worked in a local private firm, managing their criminal and traffic law practice. Justine then ran her own successful criminal law practice for a number of years based in the Illawarra area. In 2015, she joined Morrisons as a consultant and has brought her expertise and experience to the firm.
In 2008, Justine was recognised as an Accredited Specialist in Criminal Law by the NSW Law Society. She regularly appears before courts across NSW representing clients in serious criminal and traffic law offences. She has appeared in the Local and District Courts of NSW, as well as instructed barristers in the NSW Supreme Court and Court of Criminal Appeal.